What was found
DURING C-CHECK INSPECTION, THE RIGHT MOTIVE FLOW LINE WAS FOUND CHAFFING THE FORWARD ENGINE BLEED AIR LINE IN THE PYLON AREA. THE TWO LINES WERE RUBBING METAL TO METAL. THIS FUEL LINE RUNS ABOUT 300 PSI AND THE BLEED LINE IS ABOUT 500 DEGREES. IPC REFERENCE 28-24-26 ITEMS NR 8 AND 34 OR 45. NOTED NO PROBLEM IN LEFT PYLON. APPARENT CAUSE, LINES AT INSTALLATION CAN BE INSTALLED BACKWARDS THUS CAUSING INTERFERENCE. BOTH LINES ARE PROPERLY INSTLALED WITH ELBOW AT ENGINE FIREWALL. (M)